unsafe static void DrawNameTable(LibGPGX.VDPNameTable NT, ushort* vram, byte* tiles, int* pal, BmpView bv)
{
ushort* nametable = vram + NT.Baseaddr / 2;
int tilew = NT.Width;
int tileh = NT.Height;
Size pixsize = new Size(tilew * 8, tileh * 8);
bv.Size = pixsize;
bv.ChangeBitmapSize(pixsize);
var lockdata = bv.bmp.LockBits(new Rectangle(Point.Empty, pixsize), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int pitch = lockdata.Stride / sizeof(int);
int* dest = (int*)lockdata.Scan0;
for (int tiley = 0; tiley < tileh; tiley++)
{
for (int tilex = 0; tilex < tilew; tilex++)
{
ushort bgent = *nametable++;
int palidx = bgent >> 9 & 0x30;
int tileent = bgent & 0x1fff; // h and v flip are stored separately in cache
DrawTile(dest, pitch, tiles + tileent * 64, pal + palidx);
dest += 8;
}
dest -= 8 * tilew;
dest += 8 * pitch;
}
bv.bmp.UnlockBits(lockdata);
bv.Refresh();
}
private static unsafe void DrawNameTable(LibGPGX.VDPNameTable nt, ushort *vram, byte *tiles, int *pal, BmpView bv)
{
ushort *nametable = vram + nt.Baseaddr / 2;
int tileW = nt.Width;
int tileH = nt.Height;
Size pixSize = new Size(tileW * 8, tileH * 8);
bv.Size = pixSize;
bv.ChangeBitmapSize(pixSize);
var lockData = bv.BMP.LockBits(new Rectangle(Point.Empty, pixSize), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int pitch = lockData.Stride / sizeof(int);
int *dest = (int *)lockData.Scan0;
for (int tileY = 0; tileY < tileH; tileY++)
{
for (int tileX = 0; tileX < tileW; tileX++)
{
ushort bgent = *nametable++;
int palidx = bgent >> 9 & 0x30;
int tileent = bgent & 0x1fff; // h and v flip are stored separately in cache
DrawTile(dest, pitch, tiles + tileent * 64, pal + palidx);
dest += 8;
}
dest -= 8 * tileW;
dest += 8 * pitch;
}
bv.BMP.UnlockBits(lockData);
bv.Refresh();
}
unsafe static void DrawNameTable(LibGPGX.VDPNameTable NT, ushort *vram, byte *tiles, int *pal, BmpView bv)
{
ushort *nametable = vram + NT.Baseaddr / 2;
int tilew = NT.Width;
int tileh = NT.Height;
Size pixsize = new Size(tilew * 8, tileh * 8);
bv.Size = pixsize;
bv.ChangeBitmapSize(pixsize);
var lockdata = bv.bmp.LockBits(new Rectangle(Point.Empty, pixsize), ImageLockMode.WriteOnly, PixelFormat.Format32bppArgb);
int pitch = lockdata.Stride / sizeof(int);
int *dest = (int *)lockdata.Scan0;
for (int tiley = 0; tiley < tileh; tiley++)
{
for (int tilex = 0; tilex < tilew; tilex++)
{
ushort bgent = *nametable++;
int palidx = bgent >> 9 & 0x30;
int tileent = bgent & 0x1fff; // h and v flip are stored separately in cache
DrawTile(dest, pitch, tiles + tileent * 64, pal + palidx);
dest += 8;
}
dest -= 8 * tilew;
dest += 8 * pitch;
}
bv.bmp.UnlockBits(lockdata);
bv.Refresh();
}
